pick out of a hat
动词 v.
英文释义
动词 v.
- To determine by chance, especially by drawing lots.
-
To substitute a guess for unavailable data.
— That number was just picked out of a hat.
词形变化
词源
Referring to the impromptu use of one's hat as a receptacle for drawing paper lots from.
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数据来源: Wiktionary